package com.spring.hotel.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.spring.hotel.entity.Room;
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface RoomMapper extends BaseMapper<Room> {
    int countSingleRooms();
    int countTwinRooms();
    int countLargeRooms();
    int countRooms();
}